TC4钛合金超声深滚表面强化技术的研究

材料工程, 2008, (11): 68-74. doi: 10.3969/j.issn.1001-4381.2008.11.016

TC4钛合金超声深滚表面强化技术的研究

李礼 ^1, , 朱有利 ^2, , 吕光义 ^3, , 黄元林 ^4, , 白昶 ^5,

1.装甲兵工程学院,装备再制造工程系,北京100072

2.装甲兵工程学院,装备再制造工程系,北京100072

3.装甲兵工程学院,装备再制造工程系,北京100072

4.装甲兵工程学院,装备再制造工程系,北京100072

5.中国北方车辆研究所,北京,100072

基金项目: 留学回国人员科研启动基金(教外留司[2005]373号)

关键词：超声深滚 , 残余应力 , 粗糙度 , 加工硬化 , 钛合金

Study on Ultrasonic Deep Rolling Surface Mechanical Enhancement Technique of TC4 Titanium Alloy

采用一种新型表面机械强化技术-超声深滚技术(UDR)对钛合金试样进行了表面强化处理.研究了超声深滚处理对试件的残余应力、加工硬化和表面形貌及表面粗糙度的影响.结果表明:超声深滚处理引入了高幅值、大深度的残余压应力、加工硬化量适度并且显著降低了表面粗糙度.根据以上结果分析了该技术的优势和应用前景.

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材料期刊网

TC4钛合金超声深滚表面强化技术的研究

Study on Ultrasonic Deep Rolling Surface Mechanical Enhancement Technique of TC4 Titanium Alloy

参考文献